1973 Innocenti J4 vs. 2009 Mazda 6
To start off, 2009 Mazda 6 is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1973 Innocenti J4 would be higher. At 1,999 cc, 2009 Mazda 6 is equipped with a bigger engine. In terms of performance, 2009 Mazda 6 (146 HP @ 6500 RPM) has 90 more horse power than 1973 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2009 Mazda 6 should accelerate faster than 1973 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mazda 6 weights approximately 414 kg more than 1973 Innocenti J4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Mazda 6 (186 Nm @ 4000 RPM) has 103 more torque (in Nm) than 1973 Innocenti J4. (83 Nm @ 2500 RPM). This means 2009 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1973 Innocenti J4.
Compare all specifications:
1973 Innocenti J4 | 2009 Mazda 6 | |
Make | Innocenti | Mazda |
Model | J4 | 6 |
Year Released | 1973 | 2009 |
Engine Position | Front | Front |
Engine Size | 1097 cc | 1999 cc |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 56 HP | 146 HP |
Engine RPM | 5500 RPM | 6500 RPM |
Torque | 83 Nm | 186 Nm |
Torque RPM | 2500 RPM | 4000 RPM |
Engine Bore Size | 64.6 mm | 87.5 mm |
Engine Stroke Size | 83.7 mm | 83.1 mm |
Engine Compression Ratio | 21.5:1 | 10.0:1 |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Vehicle Weight | 880 kg | 1294 kg |
Vehicle Width | 1540 mm | 1800 mm |
Wheelbase Size | 2380 mm | 2730 mm |